Agnieszka Radwanska "very happy" with Ana Ivanovic win

Agnieszka Radwanska
© PA Photos
Agnieszka Radwanska says that she was very pleased with her performance during her straight-sets win over Ana Ivanovic in the fourth round of the Australian Open.

Fourth seed Agnieszka Radwanska has expressed her delight at defeating Ana Ivanovic to reach her fourth Australian Open quarter-final.

The Pole, who will face Li Na in the last eight, beat the former world number one 6-2 6-4 on Sunday evening.

"I'm very happy I could play my best tennis today," said Radwanska.

"Ana played more aggressively in the second set and was volleying well, but in the important moments I was focused and I'm glad I could close it out in two sets."

Radwanska has now won 13 consecutive matches.

China's Li Na celebrates after defeating Sorana Cirstea in the third round of the Australian Open tennis championship on January 18, 2013
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